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Vulnerability record · CVE-2022-39327 · published 25 October 2022

CVE-2022-39327: Microsoft azure command-line interface code injection vulnerability

Microsoft · Azure Command Line Interface

Azure CLI is the command-line interface for Microsoft Azure. In versions previous to 2.40.0, Azure CLI contains a vulnerability for potential code injection. Critical scenarios are where a hosting machine runs an Azure CLI command where parameter values have been provided by an external source. The vulnerability is only applicable when the Azure CLI command is run on a Windows machine and with any version of PowerShell and when the parameter value contains the `&` or `|` symbols. If any of these prerequisites are not met, this vulnerability is not applicable. Users should upgrade to version 2.40.0 or greater to receive a a mitigation for the vulnerability.

9.8 CVSS 3.1 Critical EPSS 3.5% · top 11.4% CWE-94 · Code injectionCWE-78 · OS command injection
9.8CVSS 3.1 base score
3.5%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References, 4 tagged exploit
17 Jun 2026Last modified by NVD

Description

Azure CLI is the command-line interface for Microsoft Azure. In versions previous to 2.40.0, Azure CLI contains a vulnerability for potential code injection. Critical scenarios are where a hosting machine runs an Azure CLI command where parameter values have been provided by an external source. The vulnerability is only applicable when the Azure CLI command is run on a Windows machine and with any version of PowerShell and when the parameter value contains the `&` or `|` symbols. If any of these prerequisites are not met, this vulnerability is not applicable. Users should upgrade to version 2.40.0 or greater to receive a a mitigation for the vulnerability.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/Azure/azure-cli/pull/23514 ExploitPatchThird Party Advisory
https://github.com/Azure/azure-cli/pull/24015 PatchThird Party Advisory
https://github.com/Azure/azure-cli/security/advisories/GHSA-47xc-9rr2-q7p4 ExploitMitigationThird Party Advisory
https://github.com/Azure/azure-cli/pull/23514 ExploitPatchThird Party Advisory
https://github.com/Azure/azure-cli/pull/24015 PatchThird Party Advisory
https://github.com/Azure/azure-cli/security/advisories/GHSA-47xc-9rr2-q7p4 ExploitMitigationThird Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2022-39327), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.